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Debt instrument basis floor interest rate.

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Earnings before interest taxes depreciation and amortization future requirement.

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Earnings before interest taxes depreciation and amortization requirement.

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Required minimum amount excess availability of Loan Cap.

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Required minimum excess availability of loan cap.

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Term loan facility prepayment option percentage.

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The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR.

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Description of the frequency of periodic payments (monthly, quarterly, annual).

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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

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Description of the payment terms of the debt instrument (for example, whether periodic payments include principal and frequency of payments) and discussion about any contingencies associated with the payment.

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Amount of the required periodic payments including both interest and principal payments.

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Amount of the required periodic payments applied to principal.

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Amount, before accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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Date the credit facility terminates, in CCYY-MM-DD format.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Long-Term Debt - Additional Information (Details) - USD ($)		6 Months Ended	9 Months Ended	12 Months Ended
	Mar. 25, 2016	Jul. 30, 2016	Oct. 29, 2016	Jan. 28, 2017	Aug. 01, 2015
Debt Instrument [Line Items]
Minimum excess availability on Loan Cap		10.00%
Minimum amount excess availability on Loan Cap		$ 5,000,000
Deferred financing costs		1,145,000
Equipment Loan
Debt Instrument [Line Items]
Outstanding borrowings under equipment note		$ 10,763,000			$ 13,378,000
Percentage of interest on equipment financing arrangement		3.38%
Monthly payments for equipment financing arrangement		$ 272,000
Debt instrument maturity date		Dec. 31, 2019
Term Loan
Debt Instrument [Line Items]
Long-term debt	$ 32,000,000
Line of credit maturity date	Mar. 21, 2021
Credit Facility Description of Variable Rate Basis		The interest rate on the Term Loan is equal to a LIBOR rate (with a 1.00% LIBOR floor) plus 7.50%.
Debt Instrument, frequency of periodic payment		Quarterly
Debt instrument, payment terms		The Term Loan can be prepaid at the Company's option subject to certain restrictions, in part or in whole at any time, subject to the payment of a prepayment premium as follows: 1) 3% on or prior to the first anniversary of the closing date, 2) 2% from the first anniversary to the second anniversary of the closing date, and 3) 1% after the second anniversary but on or prior to the third anniversary of the closing date.
Dividends payment or share repurchases prohibition period		3 years
Minimum excess availability on Loan Cap		10.00%
Minimum amount excess availability on Loan Cap		$ 5,000,000
EBITDA requirement		9,500,000
EBITDA future requirement		30,000,000
Prohibited capital expenditure less than at any period		$ 17,000,000
Capital expenditure, subject to carry forward percentage		50.00%
Deferred financing costs		$ 1,252,000
Term Loan \| Scenario, Forecast
Debt Instrument [Line Items]
EBITDA future requirement			$ 12,600,000	$ 19,000,000
Term Loan \| On or Prior to the First Anniversary of the closing Date
Debt Instrument [Line Items]
Debt instrument, prepayment option percentage	3.00%
Term Loan \| From the First Anniversary to the Second Anniversary of the closing Date
Debt Instrument [Line Items]
Debt instrument, prepayment option percentage	2.00%
Term Loan \| After the Second Anniversary but On or Prior to the Third Anniversary of the Closing Date
Debt Instrument [Line Items]
Debt instrument, prepayment option percentage	1.00%
Term Loan \| Minimum
Debt Instrument [Line Items]
Debt instruments, periodic payments, principal	$ 800,000
Term Loan \| London Interbank Offered Rate (LIBOR)
Debt Instrument [Line Items]
Debt instrument, interest rate	1.00%
Applicable margin rate	7.50%